CN111978532A - Triphenethylphenol polyoxyethylene ether sulfonate and pesticide suspending agent - Google Patents
Triphenethylphenol polyoxyethylene ether sulfonate and pesticide suspending agent Download PDFInfo
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- CN111978532A CN111978532A CN202010743147.5A CN202010743147A CN111978532A CN 111978532 A CN111978532 A CN 111978532A CN 202010743147 A CN202010743147 A CN 202010743147A CN 111978532 A CN111978532 A CN 111978532A
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- polyoxyethylene ether
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
- C08G65/26—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds
- C08G65/2603—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds the other compounds containing oxygen
- C08G65/2606—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds the other compounds containing oxygen containing hydroxyl groups
- C08G65/2612—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds the other compounds containing oxygen containing hydroxyl groups containing aromatic or arylaliphatic hydroxyl groups
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N25/00—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
- A01N25/02—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests containing liquids as carriers, diluents or solvents
- A01N25/04—Dispersions, emulsions, suspoemulsions, suspension concentrates or gels
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N25/00—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
- A01N25/30—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests characterised by the surfactants
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N51/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds having the sequences of atoms O—N—S, X—O—S, N—N—S, O—N—N or O-halogen, regardless of the number of bonds each atom has and with no atom of these sequences forming part of a heterocyclic ring
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
- C08G65/32—Polymers modified by chemical after-treatment
- C08G65/321—Polymers modified by chemical after-treatment with inorganic compounds
- C08G65/326—Polymers modified by chemical after-treatment with inorganic compounds containing sulfur
Abstract
The invention discloses triphenyl phenol polyoxyethylene ether sulfonate and a preparation method of the triphenyl phenol polyoxyethylene ether sulfonate, which comprises the following steps: (1) adding potassium hydroxide into triphenyl ethylphenol for continuous aging reaction at high temperature to obtain a reactant; (2) adding propylene oxide into the reactant for continuous aging reaction to obtain a secondary reactant; (3) adding ethylene oxide into the secondary reactant for continuous aging reaction to obtain a product; (4) and adding sulfamic acid into the product, adding a catalyst urea or dodecyl benzene sulfonic acid, reacting, and adding a sodium sulfite saturated solution to obtain the triphenylethylphenol polyoxyethylene ether sulfonate. The invention also discloses an application of the triphenylethylphenol polyoxyethylene ether sulfonate, which comprises the following raw materials: 48% of clothianidin, 5% of triphenylethylphenol polyoxyethylene ether sulfonate, 1% of fatty alcohol-polyoxyethylene ether, 0.5% of magnesium aluminum silicate, 0.02% of xanthan gum, 0.1% of sodium benzoate and 45.38% of water.
Description
Technical Field
The invention relates to the technical field of pesticide manufacture, in particular to triphenylethylphenol polyoxyethylene ether sulfonate and a pesticide aqueous suspension.
Background
In the pesticide auxiliary agent, the triphenylethylphenol polyoxyethylene ether nonionic surfactant prepared by ethoxylation of triphenylethylphenol and ethylene oxide is widely applied, but due to the insufficient performance of the triphenylethylphenol polyoxyethylene ether, the pesticide suspending agent added with the triphenylethylphenol polyoxyethylene ether on the market at present has the problems of low suspension rate, poor dispersing performance and easy layering and bottom formation after long-time storage.
Disclosure of Invention
The technical problem to be solved by the invention is as follows:
the performance of the triphenyl ethylphenol polyoxyethylene ether is insufficient, and the pesticide suspending agent added with the triphenyl ethylphenol polyoxyethylene ether has the problems of poor dispersing performance and easy layering and bottom formation after long-time storage.
In order to achieve the purpose, the invention adopts the following technical scheme:
a triphenylethylphenol polyoxyethylene ether sulfonate has a structural formula as follows:
further, the reaction equation of the triphenylethylphenol polyoxyethylene ether sulfonate is as follows:
further, the preparation method of the triphenylethylphenol polyoxyethylene ether sulfonate comprises the following steps:
(1) adding potassium hydroxide into triphenylethylphenol, carrying out vacuum treatment at the temperature of 130-140 ℃ for 1-2h, heating to the temperature of 150-160 ℃, continuously adding ethylene oxide under the pressure of 0.25-0.3MPa, and continuing the aging reaction after the feeding is finished until the pressure in the system is negative and the pressure is not reduced any more to obtain a reactant;
(2) cooling the reactant to 110-;
(3) heating the secondary reactant to 150-160 ℃, continuously adding ethylene oxide under the pressure of 0.25-0.3MPa, continuing the aging reaction after the feeding is finished until the pressure in the system is negative and the pressure is not reduced any more, and cooling to obtain a product;
(4) heating the product to 80-90 ℃, adding sulfamic acid, adding a catalyst urea or dodecyl benzene sulfonic acid, heating to 110-140 ℃, reacting for 2-6h under heat preservation, cooling to 70-80 ℃, adding an excessive sodium sulfite saturated solution, reacting for 1h under stirring, distilling under reduced pressure, and filtering to obtain the triphenylethylphenol polyoxyethylene ether sulfonate.
Further, the mass of the potassium hydroxide in the step (1) is 0.05-0.5% of the total mass of the triphenylethylphenol, the ethylene oxide and the propylene oxide.
A pesticide suspension comprising the triphenylethylphenol polyoxyethylene ether sulfonate described in any one of the above.
Further, the pesticide suspending agent comprises the following raw materials: 48% of clothianidin, 5% of triphenylethylphenol polyoxyethylene ether sulfonate, 1% of fatty alcohol-polyoxyethylene ether, 0.5% of magnesium aluminum silicate, 0.02% of xanthan gum, 0.1% of sodium benzoate and 45.38% of water.
Further, the preparation method of the pesticide suspending agent comprises the following steps:
(1) adding triphenylethylphenol polyoxyethylene ether sulfonate and fatty alcohol polyoxyethylene ether into water, and uniformly stirring to obtain an auxiliary agent solution;
(2) adding clothianidin, magnesium aluminum silicate, xanthan gum, sodium benzoate and water into the mixed solution, and stirring and mixing to obtain a mixed solution;
(3) and (4) sanding the mixed solution for 1-2 hours under a sand mill to obtain the pesticide suspending agent.
Further, the particle size D90 of the pesticide suspending agent is less than 5 microns.
The invention has the beneficial effects that:
(1) in the structure of the triphenylethylphenol polyoxyethylene ether sulfonate, three benzene rings contained in the triphenylethylphenol polyoxyethylene ether sulfonate can form pi-pi bonds with a molecular plane of a pesticide, the triphenylethylphenol polyoxyethylene ether sulfonate and the pesticide molecular plane are firmly combined together, and the triphenylethylphenol polyoxyethylene ether sulfonate contains hydrophilic groups and sulfonic groups to provide repulsion force, so that pesticide particles can be uniformly and stably dispersed.
(2) The triphenylethylphenol polyoxyethylene ether sulfonate anion takes triphenylethylphenol as a raw material, is modified by sulfamic acid after being ethoxylated and propoxylated to obtain the high-performance nonionic surfactant, and is beneficial to improving the utilization rate of the triphenylethylphenol.
(3) The triphenylethylphenol polyoxyethylene ether sulfonate anionic/nonionic surfactant disclosed by the invention has excellent anionic/nonionic performance and good emulsibility and dispersibility in a pesticide suspending agent, and can be compounded with other traditional surfactants to effectively prolong the storage time of the pesticide suspending agent.
Drawings
The invention is further illustrated by the following figures and examples.
FIG. 1 is a schematic diagram showing the reaction equation for preparing triphenylethylphenol polyoxyethylene ether sulfonate according to the present invention;
FIG. 2 is a structural formula diagram of triphenylethylphenol polyoxyethylene ether sulfonate of the present invention;
Detailed Description
A triphenylethylphenol polyoxyethylene ether sulfonate has a structural formula as follows:
the reaction equation of the triphenylethylphenol polyoxyethylene ether sulfonate is as follows:
the preparation method of the triphenylethylphenol polyoxyethylene ether sulfonate comprises the following steps:
(1) adding potassium hydroxide into triphenylethylphenol, carrying out vacuum treatment at the temperature of 130-140 ℃ for 1-2h, heating to the temperature of 150-160 ℃, continuously adding ethylene oxide under the pressure of 0.25-0.3MPa, continuing aging reaction after the feeding is finished until the pressure in the system is negative and the pressure is not reduced any more to obtain a reactant, (2) cooling the reactant to the temperature of 110-130 ℃, continuously adding propylene oxide under the pressure of 0.25-0.3MPa, continuing aging reaction after the feeding is finished until the pressure in the system is negative and the pressure is not reduced any more to obtain a secondary reactant, (3) heating the secondary reactant to the temperature of 150-160 ℃, continuously adding ethylene oxide under the pressure of 0.25-0.3MPa, continuing aging reaction after the feeding is finished until the pressure in the system is negative and the pressure is not reduced any more to obtain a product, and (4) heating the product to the temperature of 80-90 ℃, adding sulfamic acid and a catalyst, heating to 110-140 ℃, reacting for 2-6h under heat preservation, cooling to 70-80 ℃, adding excessive sodium sulfite saturated solution, stirring for reaction for 1h, distilling under reduced pressure, and filtering to obtain the triphenylethylphenol polyoxyethylene ether sulfonate.
The catalyst in the step (4) is one of urea and dodecyl benzene sulfonic acid.
A pesticide suspending agent comprises the following raw materials:
48% of clothianidin, 5% of triphenylethylphenol polyoxyethylene ether sulfonate, 1% of fatty alcohol-polyoxyethylene ether, 0.5% of magnesium aluminum silicate, 0.02% of xanthan gum, 0.1% of sodium benzoate and 45.38% of water.
The preparation method of the pesticide suspending agent comprises the following steps:
(1) adding triphenylethylphenol polyoxyethylene ether sulfonate and fatty alcohol polyoxyethylene ether into water, and uniformly stirring to obtain an auxiliary agent solution, (2) adding clothianidin, magnesium aluminum silicate, xanthan gum, sodium benzoate and water into the mixed solution, and stirring and mixing to obtain a mixed solution, and (3) placing the mixed solution under a sand mill for sanding for 1-2 hours to obtain the pesticide suspending agent with the particle size D90 smaller than 5 microns.
Example 1
(1) Adding 0.4g of potassium hydroxide into 406 triphenylethylphenol, carrying out vacuum treatment at 130 ℃ for 1h, heating to 160 ℃, continuously adding 220g of ethylene oxide under the pressure of 0.25MPa, continuing aging reaction after feeding is finished until the pressure in the system is negative and the pressure is not reduced any more, obtaining a reactant, (2) cooling the reactant to 120 ℃, continuously adding 580g of propylene oxide under the pressure of 0.3MPa, continuing aging reaction after feeding is finished until the pressure in the system is negative and the pressure is not reduced any more, obtaining a secondary reactant, (3) heating the secondary reactant to 160 ℃, continuously adding 220g of ethylene oxide under the pressure of 0.25MPa, continuing aging reaction after feeding is finished until the pressure in the system is negative and the pressure is not reduced any more, cooling, obtaining a product, (4) heating 1000g of the product to 80-90 ℃, adding 60g of sulfamic acid and 5g of urea, heating to 110 ℃, reacting for 2h while keeping the temperature, cooling to 70 ℃, adding excessive sodium sulfite saturated solution, reacting for 1h while stirring, distilling under reduced pressure, and filtering to obtain triphenylethylphenol polyoxyethylene ether sulfonate.
Example 2
(1) Adding 0.4g of potassium hydroxide into 406g of triphenylethylphenol, carrying out vacuum treatment at 130 ℃ for 1.5h, heating to 160 ℃, continuously adding 330g of ethylene oxide under the pressure of 0.25MPa, continuing aging reaction after the feeding is finished until the pressure in the system is negative and the pressure is not reduced any more to obtain a reactant, (2) cooling the product to 120 ℃, continuously adding 290g of propylene oxide under the pressure of 0.3MPa, continuing aging reaction after the feeding is finished until the pressure in the system is negative and the pressure is not reduced any more to obtain a secondary reactant, (3) heating the secondary reactant to 160 ℃, continuously adding 330g of ethylene oxide under the pressure of 0.25MPa, continuing aging reaction after the feeding is finished until the pressure in the system is negative and the pressure is not reduced any more to obtain a product, (4) heating 1000g of the product to 85 ℃, adding 70g of sulfamic acid and 5g of dodecylbenzenesulfonic acid, heating to 120 ℃, reacting for 3 hours under the condition of heat preservation, cooling to 75 ℃, adding excessive sodium sulfite saturated solution, stirring for reacting for 1 hour, distilling under reduced pressure, and filtering to obtain the triphenylethylphenol polyoxyethylene ether sulfonate.
Example 3
(1) Adding 0.4g of potassium hydroxide into 406g of triphenylethylphenol, carrying out vacuum treatment at 140 ℃ for 2h, heating to 160 ℃, continuously adding 440g of ethylene oxide under the pressure of 0.3MPa, continuing aging reaction after the feeding is finished until the pressure in the system is negative and the pressure is not reduced any more, obtaining a reactant, (2) cooling the product to 120 ℃, continuously adding 145g of propylene oxide under the pressure of 0.25MPa, continuing aging reaction after the feeding is finished until the pressure in the system is negative and the pressure is not reduced any more, obtaining a secondary reactant, (3) heating the secondary reactant to 160 ℃, continuously adding 440g of ethylene oxide under the pressure of 0.25MPa, continuing aging reaction after the feeding is finished until the pressure in the system is negative and the pressure is not reduced any more, cooling to obtain a product, (4) heating the product to 90 ℃, adding 70g of sulfamic acid and 5g of dodecylbenzenesulfonic acid, heating to 120 ℃, reacting for 6h while keeping the temperature, cooling to 80 ℃, adding excessive sodium sulfite saturated solution, stirring for reacting for 1h, distilling under reduced pressure, and filtering to obtain triphenylethylphenol polyoxyethylene ether sulfonate.
Example 4
A pesticide suspending agent comprises the following raw materials:
48% of clothianidin, 5% of triphenylethylphenol polyoxyethylene ether sulfonate prepared in example 1, 1% of fatty alcohol-polyoxyethylene ether, 0.5% of magnesium aluminum silicate, 0.02% of xanthan gum, 0.1% of sodium benzoate and 45.38% of water.
The preparation method of the pesticide suspending agent comprises the following steps:
(1) adding triphenylethylphenol polyoxyethylene ether sulfonate and fatty alcohol polyoxyethylene ether into water, and uniformly stirring to obtain an auxiliary agent solution, (2) adding clothianidin, magnesium aluminum silicate, xanthan gum, sodium benzoate and water into the mixed solution, stirring and mixing to obtain a mixed solution, and (3) placing the mixed solution under a sand mill for sanding for 1h to obtain the pesticide suspending agent with the particle size D90 smaller than 5 microns.
Example 5
A pesticide suspending agent comprises the following raw materials:
48% of clothianidin, 5% of triphenylethylphenol polyoxyethylene ether sulfonate prepared in example 2, 1% of fatty alcohol-polyoxyethylene ether, 0.5% of magnesium aluminum silicate, 0.02% of xanthan gum, 0.1% of sodium benzoate and 45.38% of water.
The preparation method of the pesticide suspending agent comprises the following steps:
(1) adding triphenylethylphenol polyoxyethylene ether sulfonate and fatty alcohol polyoxyethylene ether into water, and uniformly stirring to obtain an auxiliary agent solution, (2) adding clothianidin, magnesium aluminum silicate, xanthan gum, sodium benzoate and water into the mixed solution, stirring and mixing to obtain a mixed solution, and (3) placing the mixed solution under a sand mill for sanding for 1.5 hours to obtain the pesticide suspending agent with the particle size D90 smaller than 5 microns.
Example 6
A pesticide suspending agent comprises the following raw materials:
48% of clothianidin, 5% of triphenylethylphenol polyoxyethylene ether sulfonate prepared in example 3, 1% of fatty alcohol-polyoxyethylene ether, 0.5% of magnesium aluminum silicate, 0.02% of xanthan gum, 0.1% of sodium benzoate and 45.38% of water.
The preparation method of the pesticide suspending agent comprises the following steps:
(1) adding triphenylethylphenol polyoxyethylene ether sulfonate and fatty alcohol polyoxyethylene ether into water, and uniformly stirring to obtain an auxiliary agent solution, (2) adding clothianidin, magnesium aluminum silicate, xanthan gum, sodium benzoate and water into the mixed solution, stirring and mixing to obtain a mixed solution, and (3) placing the mixed solution under a sand mill for sanding for 2 hours to obtain the pesticide suspending agent with the particle size D90 smaller than 5 microns.
Comparative example
A pesticide suspending agent comprises the following raw materials:
48% of clothianidin, 5% of triphenylethylphenol polyoxyethylene ether, 1% of fatty alcohol-polyoxyethylene ether, 0.5% of magnesium aluminum silicate, 0.02% of xanthan gum, 0.1% of sodium benzoate and 45.38% of water.
The preparation method of the pesticide suspending agent comprises the following steps:
(1) adding triphenylethylphenol polyoxyethylene ether and fatty alcohol polyoxyethylene ether into water, and uniformly stirring to obtain an auxiliary agent solution, (2) adding clothianidin, magnesium aluminum silicate, xanthan gum, sodium benzoate and water into the mixed solution, stirring and mixing to obtain a mixed solution, and (3) placing the mixed solution under a sand mill for sanding for 2 hours to obtain the pesticide suspending agent with the particle size D90 smaller than 5 microns.
Experimental example:
the pesticide suspending agents prepared in examples 4-6 and the pesticide suspending agent prepared in the comparative example were subjected to the measurement of the suspension rate according to the GB/T14825-2006 pesticide suspending agent measurement method, and the dispersibility, the thermal storage stability and the low-temperature stability were measured, and the experimental results are shown in the following table:
table 1: suspension ratio, dispersibility, heat storage stability and low temperature stability of examples and comparative examples
| Performance of | Suspension rate | Dispersibility | Stability in Heat storage | Stability at Low temperature |
| Example 4 | 90％ | Qualified | Qualified | Qualified |
| Example 5 | 92％ | Qualified | Qualified | Qualified |
| Example 6 | 96％ | Qualified | Qualified | Qualified |
| Comparative example | 70％ | Fail to be qualified | Fail to be qualified | Qualified |
As can be seen from table 1, in examples 4 to 6, compared with the pesticide suspension prepared in the comparative example, the addition of the triphenylethylphenol polyoxyethylene ether sulfonate prepared in the present invention to the pesticide suspension prepared in the examples 4 to 6 can effectively improve the suspension percentage, dispersibility, heat storage stability and low temperature stability of the suspension, and the pesticide can prevent the layering and bottom-up phenomenon of the pesticide suspension and improve the storage time of the pesticide suspension.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention by equivalent replacement or change according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.
Claims (8)
1. The triphenylethylphenol polyoxyethylene ether sulfonate is characterized in that the structural formula is as follows:
2. the triphenylethylphenol polyoxyethylene ether sulfonate according to claim 1, wherein the reaction equation of the triphenylethylphenol polyoxyethylene ether sulfonate is as follows:
3. the triphenylethylphenol polyoxyethylene ether sulfonate according to claim 1, wherein the preparation method of the triphenylethylphenol polyoxyethylene ether sulfonate comprises the following steps:
(1) adding potassium hydroxide into triphenylethylphenol, carrying out vacuum treatment at the temperature of 130-140 ℃ for 1-2h, heating to the temperature of 150-160 ℃, continuously adding ethylene oxide under the pressure of 0.25-0.3MPa, and continuing the aging reaction after the feeding is finished until the pressure in the system is negative and the pressure is not reduced any more to obtain a reactant;
(2) cooling the reactant to 110-;
(3) heating the secondary reactant to 150-160 ℃, continuously adding ethylene oxide under the pressure of 0.25-0.3MPa, continuing the aging reaction after the feeding is finished until the pressure in the system is negative and the pressure is not reduced any more, and cooling to obtain a product;
(4) heating the product to 80-90 ℃, adding sulfamic acid, adding a catalyst urea or dodecyl benzene sulfonic acid, heating to 110-140 ℃, reacting for 2-6h under heat preservation, cooling to 70-80 ℃, adding an excessive sodium sulfite saturated solution, reacting for 1h under stirring, distilling under reduced pressure, and filtering to obtain the triphenylethylphenol polyoxyethylene ether sulfonate.
4. The method for producing a triphenylethylphenol polyoxyethylene ether sulfonate according to claim 3, wherein the mass of potassium hydroxide in step (1) is 0.05 to 0.5% of the total mass of triphenylethylphenol, ethylene oxide and propylene oxide.
5. A pesticide suspension which comprises the triphenylethylphenol polyoxyethylene ether sulfonate according to any one of claims 1 to 4.
6. The pesticide suspending agent as claimed in claim 5, which comprises the following raw materials: 48% of clothianidin, 5% of triphenylethylphenol polyoxyethylene ether sulfonate, 1% of fatty alcohol-polyoxyethylene ether, 0.5% of magnesium aluminum silicate, 0.02% of xanthan gum, 0.1% of sodium benzoate and 45.38% of water.
7. The pesticide suspending agent as claimed in claim 6, which is prepared by a method comprising the following steps:
(1) adding triphenylethylphenol polyoxyethylene ether sulfonate and fatty alcohol polyoxyethylene ether into water, and uniformly stirring to obtain an auxiliary agent solution;
(2) adding clothianidin, magnesium aluminum silicate, xanthan gum, sodium benzoate and water into the mixed solution, and stirring and mixing to obtain a mixed solution;
(3) and (4) sanding the mixed solution for 1-2 hours under a sand mill to obtain the pesticide suspending agent.
8. The pesticide suspension as claimed in claim 7, wherein the particle size of the pesticide suspension is D90 less than 5 μm.
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| CN112778994A (en) * | 2020-12-31 | 2021-05-11 | 中海石油(中国)有限公司湛江分公司 | High-temperature-resistant high-salt surfactant composition and preparation method and application thereof |
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| CN113061245A (en) * | 2021-03-26 | 2021-07-02 | 南京拓际生物科技有限公司 | Synthetic method and application of triphenylethylene phenol polyoxyethylene ether sulfonate |
| CN113388102A (en) * | 2021-06-29 | 2021-09-14 | 无锡颐景丰科技有限公司 | Preparation method of high-content tristyrylphenol polyoxyethylene ether ammonium sulfate and product |
| CN113388102B (en) * | 2021-06-29 | 2023-12-12 | 无锡颐景丰科技有限公司 | Preparation method and product of high-content tristyrylphenol polyoxyethylene ether ammonium sulfate |
| CN115304718A (en) * | 2022-06-22 | 2022-11-08 | 河北盛鹏化工有限公司 | Pesticide suspoemulsion sulfonate dispersing agent, preparation method and application |
| CN115304718B (en) * | 2022-06-22 | 2024-01-26 | 河北盛鹏化工有限公司 | Pesticide suspoemulsion sulfonate dispersant, preparation method and application |
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